O3
G91G28Z0
T2M6
G54G17G40G49G90G80
M3S2000
G1G43Z100H2F2000
X-20Y0
Z5
Z0
#1=0
N10 #1=#1+1
G1Z-[#1-0.5]X20F1500
X-20Z-#1

IF[#1LT5]GOTO10
X20

G49G1Z100F2000
M5
M99



